Results 41 to 50 of about 250,849 (291)

Bonding with Self-etching Primers – Pumice or Pre-etch? An \u3cem\u3ein vitro\u3c/em\u3e Study [PDF]

open access: yes, 2012
The purpose of this study was to compare the shear bond strengths (SBSs) of orthodontic brackets bonded with self-etching primer (SEP) using different enamel surface preparations. A two-by-two factorial study design was used.
Berzins, David W.   +4 more
core   +1 more source

Digital Orthopaedics: A Glimpse Into the Future in the Midst of a Pandemic. [PDF]

open access: yes, 2020
BackgroundThe response to COVID-19 catalyzed the adoption and integration of digital health tools into the health care delivery model for musculoskeletal patients. The change, suspension, or relaxation of Medicare and federal guidelines enabled the rapid
Ast, Michael P   +9 more
core  

Diels‐Alder Click Chemistry as a Dynamic‐Covalent Crosslinking Method in Spheroid‐Encapsulating Hydrogels for Cartilage Engineering

open access: yesAdvanced Healthcare Materials, EarlyView.
This research shows the development of hydrogels with Diels‐Alder click chemistry for engineering cartilage‐like tissue. The hydrogels support cartilage spheroids which could be cultured for at least 28 days. Furthermore, the spheroids showed a tendency to fuse together into a more consistent construct, and produced important components needed for ...
Sanne M. van de Looij   +8 more
wiley   +1 more source

Orthodontic Open-Coil Spring Deactivation Forces Differ with Varying Activation Levels [PDF]

open access: yes, 2018
Coil springs are used in orthodontics to deliver forces to move teeth. However, the optimal amount of activation to produce predictable, continuous deactivation forces, for the purpose of orthodontic tooth movement, is unclear.
Lubinsky, Ryan
core   +1 more source

Orthopedic Prosthetic Infections: Diagnosis and Orthopedic Salvage [PDF]

open access: yesSeminars in Plastic Surgery, 2016
Orthopedic hardware infections are much feared and costly complications that can occur when these devices are implemented both in traumatic cases as well as in joint replacement surgery. Because these infections can lead to great morbidity, it is important to understand their pathophysiology as well as the principles behind their diagnosis and initial ...
Matthew G, Kaufman   +2 more
openaire   +2 more sources

Macrophage Membrane‐Cloaked, ROS‐Triggered Quercetin Nanocarriers Target Ovarian Lesions to Treat Polycystic Ovary Syndrome

open access: yesAdvanced Healthcare Materials, EarlyView.
The synthesis process of MM@PCD@QNPs and its potential mechanism for treating PCOS. (A) Assembly steps of MM@PCD@QNPs. (B) Synthesis and decomposition of MM@PCD@QNPs. (C) Potential therapeutic mechanisms of MM@PCD@QNPs for PCOS. PCD, PABP conjugated with DEX polymer; QUR, quercetin; CDI, N, N′‐carbonyldiimidazole; DEX, dextran; PABP, 4‐(hydroxymethyl ...
Wenzhu Li   +9 more
wiley   +1 more source

Digital orthopedics: the third technological wave of orthopedics

open access: yesIntelligent Medicine
As an emerging interdisciplinary field, digital orthopedics is hailed as the third technological wave in orthopedics, with its applications gradually expanding into various areas and continuously innovating orthopedic clinical practice.
Jiayao Zhang, Zhewei Ye
doaj   +1 more source

Incidence and evaluation of incidental abnormal bone marrow signal on magnetic resonance imaging. [PDF]

open access: yes, 2014
PurposeThe increased use of magnetic resonance imaging (MRI) has resulted in reports of incidental abnormal bone marrow (BM) signal. Our goal was to determine the evaluation of an incidental abnormal BM signal on MRI and the prevalence of a subsequent ...
Cossor, Furha   +4 more
core   +3 more sources

Wound Geometry Determines Whether Aligned‐Fiber Scaffolds Accelerate or Impede Diabetic Wound Healing: A Biased Random Walk Analysis

open access: yesAdvanced Healthcare Materials, EarlyView.
Wound closure is governed by geometry‐orientation coupling: aligned fibers speed migration along their axis but hinder perpendicular advance. In vivo diabetic wound experiments with composition‐matched fibrin, combined with an anisotropic diffusion (biased random‐walk) model, quantify this trade‐off and generate a healing landscape.
Yin‐Yuan Huang   +13 more
wiley   +1 more source

Biomaterials for Adhesion in Orthopedic Applications: A Review

open access: yesEngineered Regeneration, 2020
Adhesive biomaterials, historically, have had a wide range of applications in all medical fields. With the extensive variety of biomaterials with adhesion properties, the field of orthopedics benefits from using adhesives which can provide superior ...
Younis Zaokari   +2 more
doaj   +1 more source

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